Using a Mouse in the
DOS or Extended-DOS versions
of Bookstore Manager

You must have a driver loaded to enable the mouse. In Bookstore Manager Software, do the following:

In the SYS | Environment File insert the lines:

KEYSTROKE EXCEPTION=27  M3
KEYSTROKE TERMINATE=13  M1
KEYSTROKE EXCEPTION=1   Mr
MOUSE_FLAGS  17035
USE-MOUSE    1

When using the mouse you can double-click the right button to exit a program.